/Engine/Source/Runtime/Engine/Classes/Materials/MaterialExpressionTextureObjectParameter.h
Node which creates a texture parameter and outputs the texture object itself, instead of sampling the texture first. This is used with material functions to implement texture parameters without actually putting the parameter in the function.
class UMaterialExpressionTextureObjectParameter : public [UMaterialExpressionTextureSampleParameter](API\Runtime\Engine\Materials\UMaterialExpressionTextureSample-)